The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 02, 2019

Filed:

Jul. 25, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Harold Robert Schnetzka, Simpsonville, SC (US);

Anthony Michael Klodowski, Hardy, VA (US);

Sidney Allen Barker, Troutville, VA (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 7/00 (2006.01); H02P 9/48 (2006.01); F03D 7/02 (2006.01); F03D 7/04 (2006.01); H02K 3/28 (2006.01); H02P 9/00 (2006.01); H02P 25/18 (2006.01); F03D 9/25 (2016.01); H02P 101/15 (2016.01); H02P 103/20 (2016.01); H02P 103/10 (2016.01);
U.S. Cl.
CPC ...
H02P 9/48 (2013.01); F03D 7/028 (2013.01); F03D 7/042 (2013.01); F03D 9/255 (2017.02); H02K 3/28 (2013.01); H02P 9/007 (2013.01); H02P 25/184 (2013.01); F03D 7/0272 (2013.01); F03D 7/0276 (2013.01); H02K 2213/09 (2013.01); H02P 2101/15 (2015.01); H02P 2103/10 (2015.01); H02P 2103/20 (2015.01); Y02E 10/725 (2013.01);
Abstract

The present subject matter is directed to an electrical power circuit connected to a power grid and method of operating same. The electrical power circuit has a power converter electrically coupled to a generator, such as a doubly-fed induction generator, having a rotor and a stator. Thus, the method includes operating rotor connections of the rotor of the generator in a wye configuration during a first rotor speed operating range. Further, the method includes monitoring a rotor speed of the rotor of the generator. Thus, the method also includes transitioning the rotor connections of the rotor from the wye configuration to a delta configuration if the rotor speed changes to a second rotor speed operating range.


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